For instance, if your health plan has an 80/20 co-insurance rate, (coinsurance rates of 70/30 90/10, and flat rates of $5.00 to $20.00 per doctors office visit are also common) your insurance plan pays for 80% of your eligible medical expenses and youre responsible for the remaining 20%. Zip.
The Schwarzschild radius of an object is proportional to the mass. Accordingly, the Sun has a Schwarzschild radius of approximately 3.0 km (1.9 mi), whereas Earth 's is only about 9.0 mm. The observable universe 's mass has a Schwarzschild radius of approximately 13.7 billion light years.
Perhaps the most famous image from the Hubble Space Telescope (HST) is that of the Crab Nebula. A nebula is a mixture of hot gas, dust and simple elements like hydrogen and helium. The Crab Nebula is approximately 6,500 light-years from Earth in the constellation Taurus.